html,
body {
  min-width: 1400px;
}

.nav {
  width: 100%;
  display: flex;
}

.logo {
  width: 623px;
  flex: 1;
  height: 100px;
  padding-left: 125px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.logoText {
  padding: 0 20px;
  font-size: 30px;
  font-family: "微软雅黑";
}

.search {
  width: 660px;
  height: 100px;
  display: flex;
  border-radius: 23px;
  /* padding-right: 65px; */
  justify-content: center;
  align-items: center;
}

.searchInput {
  flex: 1;
  height: 46px;
  display: flex;
  border: 1px solid #ccc;
  border-radius: 23px;
  /* overflow: hidden; */
}
.searchBtn,
.input {
  display: flex;
}

.searchBtn {
  width: 100px;
  justify-content: space-between;
  align-items: center;
  padding: 0 20px;
  box-sizing: border-box;
  position: relative;
  font-size: 14px;
}

.icon-icon-test {
  padding: 0 15px;
}

.input {
  flex: 1;
  height: 46px;
  border-left: 1px solid #ccc;
  align-items: center;
  /* outline: 1px solid skyblue; */

  background: transparent;
  border-top-right-radius: 23px;
  border-bottom-right-radius: 23px;
}

.input:focus {
  box-shadow: 0 0 10px slategrey;
}

.input input {
  border: none;
  flex: 1;
  outline: none;
}

.navList {
  width: 360px;
  height: 100px;
  display: flex;
  padding-right: 70px;
  justify-content: space-around;
  align-items: center;
}

.navList .navItem {
  font-size: 22px;
}

.navList .navItem.icon {
  font-size: 30px;
}

.chooseList {
  width: 100px;
  display: flex;
  flex-direction: column;
  position: absolute;
  bottom: -130px;
  border-radius: 10px;
  box-shadow: 0 0 5px #ccc;
  left: 0;
  overflow: hidden;
  columns: #666;
  transition: all 1s;
}

.chooseList .chooseItem {
  width: 100px;
  height: 40px;
  text-align: center;
  line-height: 40px;
}

.chooseList .chooseItem:hover {
  background-color: powderblue;
}

.zhezhao {
  display: none;
  width: 100vw;
  height: 100vh;
  box-sizing: border-box;
  background-color: rgba(0, 0, 0, 0.3);
  position: fixed;
  left: 0;
  top: 0;
}

.loginContent {
  width: 200px;
  height: 100vh;
  background-color: #fff;
  position: absolute;
  right: 0;
  top: 0;
  transform: translateX(200);
  transition: all 1s;
}

.zhezhao.active {
  display: flex;
}

.swiper-container {
  width: 100%;
  height: 900px;
  overflow: hidden;
  position: relative;
}

.swiperMain {
  width: 100%;
  height: 100%;
  position: absolute;
  z-index: 5;
  left: 0;
  top: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.swiper-container h1 {
  font-size: 60px;
  color: #fff;
}

.swiper-container h3 {
  font-size: 40px;
  color: #fff;
  margin: 0;
  letter-spacing: 10px;
}

.swiper-container p span {
  color: #fff;
  padding: 0 5px;
}

.swiper-container .swiperBtn {
  display: flex;
}

.swiper-container .swiperBtn > div {
  width: 170px;
  height: 55px;
  display: flex;
  border-radius: 27px;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 18px #000;
  margin: 0 20px;
  color: #fff;
  background: linear-gradient(45deg, transparent 0%, rgba(0, 255, 234, 0.75));
}

.swiper-container .swiperBtn > div:hover {
  background: linear-gradient(45deg, skyblue 0%, rgb(111, 214, 255, 75%));
}

.swiper-container .swiperBtn > div > span {
  margin: 0 10px;
}

.swiper-container .swiper-button-prev:hover,
.swiper-button-next:hover {
  color: aquamarine;
}

.goodness {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.goodness h3 {
  font-size: 40px;
  margin: 50px auto;
}

.goodness .goodList {
  display: flex;
  justify-content: center;
}

.goodList .goodItem {
  width: 260px;
  height: 140px;
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  align-items: center;
  text-align: center;
  margin: 0 30px;
}

.goodList .goodItem .desc {
  width: 100%;
  height: 40px;
  color: dimgray;
}

.course {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.course h3,
.friend h3 {
  font-size: 40px;
  margin: 50px auto;
}

.courseList {
  display: flex;
}

.courseList .courseItem {
  width: 400px;
  height: 386px;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid #efefef;
  margin: 0 20px;
}

.courseList .courseItem:hover {
  box-shadow: 5px 5px 15px #666;
  transition: all 0.5s;
}

.courseList .courseItem img {
  width: 100%;
  height: 266px;
}

.courseList .courseItem h4 {
  margin: 10px 20px 5px;
}

.courseList .courseItem p {
  margin: 0px 20px;
  color: #666;
  font-size: 14px;
}

.friend {
  width: 100%;
  height: 300px;
  display: flex;
  flex-direction: column;
}

.friends {
  height: 80px;
  display: flex;
  justify-content: center;
}

.friends > img {
  margin: 0 15px;
}

.footer {
  height: 70px;
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: lightskyblue;
  font-size: 14px;
  letter-spacing: 2px;
}
